code: def postal(self):
      zip_code = self.raw.get("zip_code")
      postal_code = self.raw.get("postal_code")
      if zip_code:
          return zip_code
      if postal_code:
          return postal_code
  
imports: from __future__ import absolute_import
  import logging
  import requests
  import ratelim
  from geocoder.base import OneResult, MultipleResultsQuery
label_desc: Use image node_id 4 for calling the FreeGeoIPResult obj's underlying member method code with example usage: obj.postal() and returns: zip_code, postal_code